Home / 170,938,304.40-256,407,456.60-153,918,195.60

Finding the Fourth Proportional to 170,938,304.40, 256,407,456.60 and 153,918,195.60

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Solution

The fourth proportional to 170,938,304.40, 256,407,456.60 and 153,918,195.60 is: 230,877,293.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,938,304.40 : 256,407,456.60 = 153,918,195.60 : x
  2. Step 2: Convert to fraction form
    170,938,304.40/256,407,456.60 = 153,918,195.60/x
  3. Step 3: Cross multiply
    170,938,304.40x = 256,407,456.60 × 153,918,195.60
  4. Step 4: Simplify right side
    170,938,304.40x = 39,465,773,058,257,312
  5. Step 5: Solve for x
    x = 39,465,773,058,257,312/170,938,304.40
  6. Step 6: Final answer
    x = 230,877,293.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.